Key Points for seam bowlers
û û û û û û PACE BOWLING HYPEREXTENSION HYPEREXTENSION IS AN ARCHING OF THE SPINE BACKWARDS AT BACK FOOT LANDING, DURING THE DELIVERY STRIDE OR AT FRONT FOOT LANDING û û û û û û
û û û û PACE BOWLING MIXED ALIGNMENT A MIXED ALIGNMENT AT BACK FOOT LANDING MEANS THAT SHOULDER DIRECTION DOES NOT CLOSELY MATCH HIP DIRECTION û û û û Shoulders side on Hips past side on Shoulders front on Hips side on Shoulders side on Hips front on At back foot landing, the hips and shoulders are facing in different directions
û ü PACE BOWLING BALL OUT IN FRONT Ball out in front Shoulders open Ball in close Shoulders side on
Hips and shoulders not aligned Hips and shoulders aligned PACE BOWLING FULL FOLLOW THROUGH û ü MIXED Hips and shoulders not aligned IN POSTURE Hips and shoulders aligned
shoulder direction should closely match hip direction PACE BOWLING For the range of alignments from side on to front on, at back foot landing, shoulder direction should closely match hip direction ALIGNMENT AT BFL For the range of alignments from side on to front on, at back foot landing, shoulder direction should closely match hip direction SIDE ON SEMI-OPEN FRONT ON Full shoulder and hip rotation Some shoulder and hip rotation Little shoulder and hip rotation RELEASE Hips and shoulders rotate through different ranges (depending on initial alignment at back foot) to achieve a similar position at release All actions at release have similar alignment of hips and shoulders FOLLOW THROUGH 1. Back knee drives through 2. Back hip rotates fully to point to the batsman 3. Bowling arm down and across body Movement continues towards the batsman to absorb forces generated during delivery In the follow through all actions should have full hip and shoulder rotation
û ü PACE BOWLING FRONT LEG COLLAPSE Low torso to thigh angle Spine under stress Less height and bounce High torso to thigh angle Safer More height and bounce
û ü PACE BOWLING LOCK FRONT ELBOW EARLY Left elbow still moving at FFI Right arm past horizontal at FFI Left elbow locked at FFI Right arm horizontal at FFI
û ü PACE BOWLING BACK LEG COLLAPSE Back leg collapses Upper body falls away Back leg stabilises Push towards the target
ü ü ü ü PACE BOWLING ALIGNED SET UP Side on Semi open Front on At back foot landing, the hips and shoulders are facing in the same direction ü ü ü ü Side on Semi open Front on
shoulder direction should closely match hip direction PACE BOWLING For the range of alignments from side on to front on, at back foot landing, shoulder direction should closely match hip direction ALIGNMENT AT BFL For the range of alignments from side on to front on, at back foot landing, shoulder direction should closely match hip direction SIDE ON SEMI-OPEN FRONT ON Full shoulder and hip rotation Some shoulder and hip rotation Little shoulder and hip rotation
û ü PACE BOWLING ELBOWS TUCKED IN RUN UP Elbows out Shoulders swing Poor balance Elbows tucked Head steady Good balance
û ü PACE BOWLING BALL IN LINE WITH BATSMAN Ball away from body Upper body falls away Spine arches Ball in close Push towards the target Balanced
û ü PACE BOWLING LEGS IN LINE WITH BATSMAN Front leg across Spine arched Front leg at target Spine in posture
ü PACE BOWLING ALIGNED SET UP Side on Front on Semi open At back foot landing, the hips and shoulders are facing in the same direction Side on Front on Semi open ü
û û û û PACE BOWLING MIXED SET UP Hips past side on Shoulders side on At back foot landing, the hips and shoulders are facing in different directions û û û û Hips past side on Shoulders side on Hips side on Shoulders open Hips front on Shoulders side on
û ü PACE BOWLING PUSH OUT OF BACK LEG Back leg collapses Upper body falls away Back leg stabilises Push towards the target
û ü PACE BOWLING LOCK FRONT ELBOW EARLY Left elbow still moving at FFI Right arm past horizontal at FFI Left elbow locked at FFI Right arm horizontal at FFI
û ü PACE BOWLING LOCK FRONT LEG Front knee bends Loss of pace and height Front knee locks Maximum pace and height
Hips and shoulders not aligned Hips and shoulders aligned PACE BOWLING FULL FOLLOW THROUGH û ü MIXED Hips and shoulders not aligned IN POSTURE Hips and shoulders aligned